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<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script>
        var obj ={
            name:"孙悟空",
            age:18,
            gender:"男",
            address:"花果山"
        };
        //枚举对象中的属性
        //使用for ...in语句
        /* 
            语法：
            for(var 变量 in对象){

            }
            for...in语句对象中有几个属性，循环体就会执行几次
        */
       for(var n in obj){
           console.log("属性名："+n);
           console.log("属性值："+obj[n]);

       }
    </script>
</head>
<body>
    
</body>
</html>